Plug-In Circuit Breakers

Shop plug-in circuit breakers for residential, commercial, and light-industrial panelboards, including standard, tandem, quad, AFCI, GFCI, and equipment-protection configurations.

Plug-in breakers are panel-specific. Confirm the manufacturer, panel series, exact catalog number, poles, amperage, voltage, interrupting rating, terminal arrangement, and panel label before choosing a replacement.

Send label photos to sales@ampstate.com for technical matching. View all circuit breakers.

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Square D QO240CP - 40 A 240 V 2-Pole Plug-In Circuit Breaker | AmpState - Circuit Breakers

Square D QO240CP - 40 A, 240 V, 2-Pole Plug-In Circuit Breaker | AmpState

Regular price $710.00
Sale price $710.00 Regular price
Unit price
Square D QO240CP is a 40A, 240V, 2-pole plug-in molded case circuit breaker built for...
Square D QO2401021 - 40 A 240 V 2-Pole Plug-In Circuit Breaker | AmpState - Circuit Breakers

Square D QO2401021 - 40 A, 240 V, 2-Pole Plug-In Circuit Breaker | AmpState

Regular price $710.00
Sale price $710.00 Regular price
Unit price
Meet the Square D QO2401021 from AmpState — a dependable 40A, 240V, 2-pole plug-in molded...
Square D QO235GFI - 35 A 240 V 2-Pole Plug-In Circuit Breaker | AmpState - Circuit Breakers

Square D QO235GFI - 35 A, 240 V, 2-Pole Plug-In Circuit Breaker | AmpState

Regular price $710.00
Sale price $710.00 Regular price
Unit price
Meet the Square D QO235GFI — a dependable 35A, 240V, 2-Pole Plug-In Circuit Breaker designed...
Square D QO235 - 35 A 240 V 2-Pole Plug-In Circuit Breaker | AmpState - Circuit Breakers

Square D QO235 - 35 A, 240 V, 2-Pole Plug-In Circuit Breaker | AmpState

Regular price $710.00
Sale price $710.00 Regular price
Unit price
Engineered for dependable branch circuit overcurrent and short-circuit protection, the Square D QO235 is a...
Square D QO230VH - 30 A 240 V 2-Pole Plug-In Circuit Breaker | AmpState - Circuit Breakers

Square D QO230VH - 30 A, 240 V, 2-Pole Plug-In Circuit Breaker | AmpState

Regular price $710.00
Sale price $710.00 Regular price
Unit price
Square D QO230VH is a high-reliability 30A, 240V, 2-pole plug-in molded-case circuit breaker designed to...
Square D QO230GFI - 30 A 240 V 2-Pole Plug-In Circuit Breaker | AmpState - Circuit Breakers

Square D QO230GFI - 30 A, 240 V, 2-Pole Plug-In Circuit Breaker | AmpState

Regular price $710.00
Sale price $710.00 Regular price
Unit price
Meet the Square D QO230GFI — a 30 amp, 240-volt, two-pole plug-in molded case circuit...
Square D QO230EPD - 30 A 240 V 2-Pole Plug-In Circuit Breaker | AmpState - Circuit Breakers

Square D QO230EPD - 30 A, 240 V, 2-Pole Plug-In Circuit Breaker | AmpState

Regular price $710.00
Sale price $710.00 Regular price
Unit price
Meet the Square D QO230EPD—a dependable 30A, 240V, 2-pole plug-in circuit breaker engineered to protect...
Square D QO230CP - 30 A 240 V 2-Pole Plug-In Circuit Breaker | AmpState - Circuit Breakers

Square D QO230CP - 30 A, 240 V, 2-Pole Plug-In Circuit Breaker | AmpState

Regular price $710.00
Sale price $710.00 Regular price
Unit price
The Square D QO230CP is a 30A, 240V, 2-pole plug-in molded case circuit breaker engineered...
Square D QO225GFI - 25 A 240 V 2-Pole Plug-In Circuit Breaker | AmpState - Circuit Breakers

Square D QO225GFI - 25 A, 240 V, 2-Pole Plug-In Circuit Breaker | AmpState

Regular price $710.00
Sale price $710.00 Regular price
Unit price
Meet the Square D QO225GFI — a 25 A, 240 V, 2-pole plug-in molded case...
Square D QO225 - 25 A 240 V 2-Pole Plug-In Circuit Breaker | AmpState - Circuit Breakers

Square D QO225 - 25 A, 240 V, 2-Pole Plug-In Circuit Breaker | AmpState

Regular price $710.00
Sale price $710.00 Regular price
Unit price
Meet the Square D QO225 — a reliable 25A, 240V, 2-pole plug-in molded case circuit...
Square D QO220VH - 20 A 120 V 2-Pole Plug-In Circuit Breaker | AmpState - Circuit Breakers

Square D QO220VH - 20 A, 120 V, 2-Pole Plug-In Circuit Breaker | AmpState

Regular price $710.00
Sale price $710.00 Regular price
Unit price
Meet the Square D QO220VH — a dependable 20A, 120V, 2-pole plug-in circuit breaker engineered...
Square D QO220GFI - 20 A 240 V 2-Pole Plug-In Circuit Breaker | AmpState - Circuit Breakers

Square D QO220GFI - 20 A, 240 V, 2-Pole Plug-In Circuit Breaker | AmpState

Regular price $710.00
Sale price $710.00 Regular price
Unit price
Meet the Square D QO220GFI—a 20 A, 240 V, 2-pole plug-in molded case circuit breaker...
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